Question 322356
SA=2B+H*CIRCUMFERANCE.
SA=2(PI*R^2)+142(2PI*R)
SA=2(3.14*46/2)+142(2*3.14*46/2)
SA=2(3.14*23)+142(6.28*23)
SA=72.22+142*144.44
SA=72.22+20,510.48
SA=20,582.7 ANS.